Question

r = <7, -3, -7>, v = <4, 6, -5>, w = <-5, -6, -3>

v ⋅ w

Answer 1

do i have to add the answer together or do i leave it as <-20,-36,15>

Answer 2

The result of a dot product must be a scalar. The values are to be added together to produce a single number.

Answer 3

That is, if you have done the multiplication correctly.

Answer 4

thanks @LollyLau

Answer 5

You're welcome.

Answer 6

do i have to add the answer together or do i leave it as <-20,-36,15>